| Term Name: | somite 18 |
|---|---|
| Synonyms: | |
| Definition: | Undifferentiated mesodermal component of early trunk or tail segment 18 or metamere, derived from paraxial mesoderm; forms the myotome, sclerotome and perhaps dermatome. |
| Appears at: | Segmentation:14-19 somites (16.0h-19.0h) |
| Evident until: | Hatching:Pec-fin (60.0h-72.0h) |
| Ontology: | Anatomy Ontology [ZFA:0000853] |
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